Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 12.82
Milk (kg) -327.00 -0.014 4.58
Fat (kg) -9.74 -0.375 3.65
Prot (kg) -10.41 -0.441 4.59
Fertility Sub Index -0.27
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) -1.16 1.117 -1.30
Calving Sub Index 1.44
Gestation Length (days) -1.57 -0.919 1.44
Beef Sub Index 1.74
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 19.31

* Based on an €80/tonne carbon price